🧣 Step into warmth and style! Experience unparalleled warmth with our thermal technology. Crafted from high-quality materials, these socks are machine washable. Stylish indigo blue color to elevate your winter wardrobe. One size fits US 5-9, ensuring comfort for all. Don't miss out on the ultimate sock experience! Ultimate warmth Machine washable Thermal insulation Heat Holders Women's Original Ultimate Thermal Socks are designed for maximum comfort and warmth, made from a blend of 91% acrylic, 5% nylon, 3% polyester, and 1% elastane. They are machine washable and fit US sizes 5-9, making them a versatile addition to your winter wardrobe.